Mathematics
Grade 7
15 min
Precision
Precision
What you'll learn
- Identify the correct operation (addition, subtraction, multiplication, or division) needed to solve a word problem involving two fractions with 80% accuracy.
- Solve addition and subtraction problems involving two fractions with unlike denominators, showing all steps to find a common denominator and simplify the answer, with 75% accuracy.
- Multiply and divide two fractions (including mixed numbers converted to improper fractions), simplifying the answer to its lowest terms, with 75% accuracy.
- Explain in writing the steps required to divide two fractions, including the concept of reciprocals, using at least three complete sentences.
Tutorial Preview
1
Which is more precise: 2.4 cm or 2.43 cm?
2
Which is more precise: 8 inches or 8.1 inches?
3
Which is more precise: 15 mm or 2 cm?
Sample Practice Questions
Easy
Which measurement is more precise?
0.6 m
1.6.2 m
2.Both
3.Neither
Easy
Which weight is more precise?
0.12 kg
1.12.1 kg
2.Same
3.Can't tell
Easy
Which length is more precise?
0.4.5 cm
1.4.51 cm
2.Both
3.Neither
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Frequently asked questions
What grade level is "Precision"?
Precision is a Grade 7 Mathematics lesson on ExcelOS.
What will I learn in Precision?
You'll be able to: Identify the correct operation (addition, subtraction, multiplication, or division) needed to solve a word problem involving two fractions with 80% accuracy; Solve addition and subtraction problems involving two fractions with….
Is "Precision" free to practice?
Yes. You can read the tutorial preview for free, and signing up for a free ExcelOS account unlocks the full tutorial and all practice questions with instant feedback.
How many practice questions are included with Precision?
This lesson includes 25 practice questions across multiple difficulty levels, each with instant feedback and explanations.